red raspberry
noun
1The typical variety of cultivated raspberry, Rubus idaeus, bearing red fruit (as contrasted with varieties bearing fruit of other colours).
2 North American the native North American raspberry, Rubus idaeus subsp. strigosus (also cultivated), bearing red fruit, as contrasted, e.g., with the allied North American R. occidentalis, which bears purplish-black fruit.
Origin
Early 18th century; earliest use found in Robert Furber (c1674–1756), nurseryman.